Home / 346,091.40-519,137.10-109,452.60

Finding the Fourth Proportional to 346,091.40, 519,137.10 and 109,452.60

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Solution

The fourth proportional to 346,091.40, 519,137.10 and 109,452.60 is: 164,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,091.40 : 519,137.10 = 109,452.60 : x
  2. Step 2: Convert to fraction form
    346,091.40/519,137.10 = 109,452.60/x
  3. Step 3: Cross multiply
    346,091.40x = 519,137.10 × 109,452.60
  4. Step 4: Simplify right side
    346,091.40x = 56,820,905,351.46
  5. Step 5: Solve for x
    x = 56,820,905,351.46/346,091.40
  6. Step 6: Final answer
    x = 164,178.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.